Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4-Hydroxy-5-methylpyrimidine
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

17758-52-0

17758-52-0 structure

Name: 4-Hydroxy-5-methylpyrimidine
Chemical Name: 5-methyl-1H-pyrimidin-6-one
CAS Number: 17758-52-0
Molecular Formula: C₅H₆N₂O
Molecular Weight: 110.114
Catalog: Pharmaceutical intermediate Heterocyclic compound Pyrimidine compound Methyl pyrimidine
Create Date: 2018-06-13 17:15:59
Modify Date: 2025-08-26 18:24:14

Name	5-methyl-1H-pyrimidin-6-one
Synonyms	5-Methyl-4-hydroxypyrimidine 4-Pyrimidinol, 5-methyl- 5-Methyl-4-pyrimidinol 4-oxo-6-methylpyrimidine 5-methylpyrimidin-4-ol 5-Methyl-4(1H)-pyrimidinone 5-methyl-3H-pyrimidin-4-one 5-Methyl-3H-pyrimidin-4-on 4-Pyrimidinol,5-methyl 5-methyl-4(3H)-pyrimidinone 4-Hydroxy-5-methylpyrimidine 4-Oxy-5-methylpyrimidin

Density	1.2±0.1 g/cm3
Boiling Point	229.7±20.0 °C at 760 mmHg
Molecular Formula	C₅H₆N₂O
Molecular Weight	110.114
Flash Point	92.7±21.8 °C
Exact Mass	110.048012
PSA	46.01000
LogP	-0.66
Vapour Pressure	0.0±0.5 mmHg at 25°C
Index of Refraction	1.557
Storage condition	2-8°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UW6850000

CHEMICAL NAME :: 4-Pyrimidinol, 5-methyl-

CAS REGISTRY NUMBER :: 17758-52-0

LAST UPDATED :: 198303

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C5-H6-N2-O

MOLECULAR WEIGHT :: 110.13

WISWESSER LINE NOTATION :: T6N CNJ DQ E1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 213 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CPBTAL Chemical and Pharmaceutical Bulletin. (Japan Pub. Trading Co., USA, 1255 Howard St., San Francisco, CA 94103) V.6- 1958- Volume(issue)/page/year: 11,495,1963

Hazard Codes	Xi

636-26-0

~97%

17758-52-0

Literature: CANCER RESEARCH TECHNOLOGY LIMITED; McDONALD, Edward; BLAGG, Julian; PICHOWICZ, Mark; CRUMPLER, Simon Ross Patent: WO2010/41054 A1, 2010 ; Location in patent: Page/Page column 40-41 ;

636-26-0

~0%

17758-52-0

65-71-4

Literature: Matsui; Kamiya; Kawamura; Shibata; Muramatsu Bulletin of the Chemical Society of Japan, 1989 , vol. 62, # 9 p. 2939 - 2941

636-26-0

7722-84-1

17758-52-0

Literature: Journal of the American Chemical Society, , vol. 59, p. 526,527

Precursor 2
636-26-0 7722-84-1
DownStream 4
4595-61-3 51957-32-5 22433-68-7 2036-41-1

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